July 5, 2022 By Deane Barker • July 5, 2022 • 15-12-9-6-3 --- Cal Ski Wall Balls KBS This took me 10 minutes, but I rested a lot. For some people this would be a 7-8 minute workout. I think the problem is that everything is very full-body. Your entire body is moving all the time. In particular, I would get back to the skier and I could barely pull on the ropes.